<template>
  <div class="app-container">
    <!--工具栏-->
    <div class="head-container">
      <div v-if="crud.props.searchToggle">
        <!-- 搜索 -->
        <el-input
          v-model="query.blurry"
          size="small"
          clearable
          placeholder="输入名称或者描述搜索"
          style="width: 200px"
          class="filter-item"
          @keyup.enter.native="crud.toQuery"
        />
        <el-date-picker
          v-model="query.createTime"
          :default-time="['00:00:00', '23:59:59']"
          type="daterange"
          range-separator=":"
          size="small"
          class="date-item"
          value-format="yyyy-MM-dd HH:mm:ss"
          start-placeholder="开始日期"
          end-placeholder="结束日期"
        />
        <rrOperation :crud="crud" />
      </div>
      <crudOperation :permission="permission" />
    </div>
    <!-- 表单渲染 -->
    <el-dialog
      append-to-body
      :close-on-click-modal="false"
      :before-close="crud.cancelCU"
      :visible.sync="crud.status.cu > 0"
      :title="crud.status.title"
      width="520px"
    >
      <el-form
        ref="form"
        :inline="true"
        :model="form"
        :rules="rules"
        size="small"
        label-width="80px"
      >
        <el-form-item label="角色名称" prop="name">
          <el-input v-model="form.name" style="width: 145px" />
        </el-form-item>
        <el-form-item label="角色权限" prop="permission">
          <el-input v-model="form.permission" style="width: 145px" />
        </el-form-item>
        <el-form-item label="数据范围" prop="dataScope">
          <el-select
            v-model="form.dataScope"
            style="width: 145px"
            placeholder="请选择数据范围"
            @change="changeScope"
          >
            <el-option
              v-for="item in dateScopes"
              :key="item"
              :label="item"
              :value="item"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="角色级别" prop="level">
          <el-input-number
            v-model.number="form.level"
            :min="1"
            controls-position="right"
            style="width: 145px"
          />
        </el-form-item>
        <el-form-item
          v-if="form.dataScope === '自定义'"
          label="数据权限"
          prop="depts"
        >
          <treeselect
            v-model="form.depts"
            :options="depts"
            multiple
            style="width: 380px"
            placeholder="请选择"
          />
        </el-form-item>
        <el-form-item label="描述信息" prop="remark">
          <el-input
            v-model="form.remark"
            style="width: 380px"
            rows="5"
            type="textarea"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="text" @click="crud.cancelCU">取消</el-button>
        <el-button
          :loading="crud.cu === 2"
          type="primary"
          @click="crud.submitCU"
          >确认</el-button
        >
      </div>
    </el-dialog>
    <el-row :gutter="15">
      <!--角色管理-->
      <el-col
        :xs="24"
        :sm="24"
        :md="16"
        :lg="16"
        :xl="17"
        style="margin-bottom: 10px"
      >
        <el-card class="box-card" shadow="never">
          <div slot="header" class="clearfix">
            <span class="role-span">角色列表</span>
          </div>
          <el-table
            ref="table"
            v-loading="crud.loading"
            highlight-current-row
            style="width: 100%"
            :data="crud.data"
            @selection-change="crud.selectionChangeHandler"
            @current-change="handleCurrentChange"
          >
            <el-table-column
              :selectable="checkboxT"
              type="selection"
              width="55"
            />
            <el-table-column
              v-if="columns.visible('name')"
              prop="name"
              label="名称"
            />
            <el-table-column
              v-if="columns.visible('dataScope')"
              prop="dataScope"
              label="数据权限"
            />
            <el-table-column
              v-if="columns.visible('permission')"
              prop="permission"
              label="角色权限"
            />
            <el-table-column
              v-if="columns.visible('level')"
              prop="level"
              label="角色级别"
            />
            <el-table-column
              v-if="columns.visible('remark')"
              :show-overflow-tooltip="true"
              prop="remark"
              label="描述"
            />
            <el-table-column
              v-if="columns.visible('createTime')"
              :show-overflow-tooltip="true"
              width="135px"
              prop="createTime"
              label="创建日期"
            >
              <template slot-scope="scope">
                <span>{{ parseTime(scope.row.createTime) }}</span>
              </template>
            </el-table-column>
            <el-table-column
              v-permission="['admin', 'roles:edit', 'roles:del']"
              label="操作"
              width="130px"
              align="center"
              fixed="right"
            >
              <template slot-scope="scope">
                <udOperation
                  v-if="scope.row.level >= level"
                  :data="scope.row"
                  :permission="permission"
                />
              </template>
            </el-table-column>
          </el-table>
          <!--分页组件-->
          <pagination />
        </el-card>
      </el-col>
      <!-- 菜单授权 -->
      <el-col :xs="24" :sm="24" :md="8" :lg="8" :xl="7">
        <el-card class="box-card" shadow="never">
          <div slot="header" class="clearfix">
            <el-tooltip
              class="item"
              effect="dark"
              content="选择指定角色分配菜单"
              placement="top"
            >
              <span class="role-span">菜单分配</span>
            </el-tooltip>
            <el-button
              v-permission="['admin', 'roles:edit']"
              :disabled="!showButton"
              :loading="menuLoading"
              icon="el-icon-check"
              size="mini"
              style="float: right; padding: 6px 9px"
              type="primary"
              @click="saveMenu"
              >保存</el-button
            >
          </div>
          <!-- <el-tree
            ref="menu"
            :data="menus"
            :default-checked-keys="menuIds"
            :props="defaultProps"
            check-strictly
            accordion
            show-checkbox
            node-key="id"
          /> -->
          <el-tree
            ref="menu"
            :data="menus"
            show-checkbox
            node-key="id"
            :default-checked-keys="menuIds"
            :props="defaultProps"
            accordion
          >
          </el-tree>
        </el-card>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import crudRoles from "@/api/system/role";
import { getDepts } from "@/api/system/dept";
import { getMenusTree } from "@/api/system/menu";
import CRUD, { presenter, header, form, crud } from "@crud/crud";
import rrOperation from "@crud/RR.operation";
import crudOperation from "@crud/CRUD.operation";
import udOperation from "@crud/UD.operation";
import pagination from "@crud/Pagination";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";

// crud交由presenter持有
const defaultCrud = CRUD({
  title: "角色",
  url: "api/manage-aggregation/roles",
  sort: "level,asc",
  crudMethod: { ...crudRoles },
});
const defaultForm = {
  id: null,
  name: null,
  depts: [],
  remark: null,
  dataScope: "全部",
  level: 3,
  permission: null,
};
export default {
  name: "Role",
  components: {
    Treeselect,
    pagination,
    crudOperation,
    rrOperation,
    udOperation,
  },
  mixins: [presenter(defaultCrud), header(), form(defaultForm), crud()],
  data() {
    return {
      defaultProps: { children: "children", label: "label" },
      dateScopes: ["全部", "本级", "自定义"],
      level: 3,
      currentId: 0,
      menuLoading: false,
      showButton: false,
      menus: [],
      menuIds: [],
      depts: [],
      permission: {
        add: ["admin", "roles:add"],
        edit: ["admin", "roles:edit"],
        del: ["admin", "roles:del"],
      },
      rules: {
        name: [{ required: true, message: "请输入名称", trigger: "blur" }],
        permission: [
          { required: true, message: "请输入权限", trigger: "blur" },
        ],
      },
    };
  },
  created() {
    this.getMenus();
    crudRoles.getLevel().then((data) => {
      this.level = data.level;
      console.log(this.level);
    });
    this.$nextTick(() => {
      this.crud.toQuery();
    });
  },
  methods: {
    [CRUD.HOOK.afterRefresh]() {
      this.$refs.menu.setCheckedKeys([]);
    },
    // 编辑前
    [CRUD.HOOK.beforeToEdit](crud, form) {
      if (form.dataScope === "自定义") {
        this.getDepts();
      }
      const depts = [];
      form.depts.forEach(function (dept, index) {
        depts.push(dept.id);
      });
      form.depts = depts;
    },
    // 提交前做的操作
    [CRUD.HOOK.afterValidateCU](crud) {
      if (crud.form.dataScope === "自定义" && crud.form.depts.length === 0) {
        this.$message({
          message: "自定义数据权限不能为空",
          type: "warning",
        });
        return false;
      } else if (crud.form.dataScope === "自定义") {
        const depts = [];
        crud.form.depts.forEach(function (data, index) {
          const dept = { id: data };
          depts.push(dept);
        });
        crud.form.depts = depts;
      } else {
        crud.form.depts = [];
      }
      return true;
    },
    [CRUD.HOOK.afterAddError](crud) {
      this.afterErrorMethod(crud);
    },
    [CRUD.HOOK.afterEditError](crud) {
      this.afterErrorMethod(crud);
    },
    afterErrorMethod(crud) {
      const depts = [];
      crud.form.depts.forEach(function (dept, index) {
        depts.push(dept.id);
      });
      crud.form.depts = depts;
    },
    // 获取所有菜单
    getMenus() {
      getMenusTree().then((res) => {
        this.menus = res;
      });
    },
    // 触发单选
    handleCurrentChange(val) {
      if (val) {
        const _this = this;
        // 清空菜单的选中
        this.$refs.menu.setCheckedKeys([]);
        // 保存当前的角色id
        this.currentId = val.id;
        this.showButton = this.level <= val.level;
        // 初始化
        this.menuIds = [];
        // 菜单数据需要特殊处理
        val.menus.forEach(function (data, index) {
          _this.menuIds.push(data.id);
        });
      }
    },
    // 保存菜单
    saveMenu() {
      this.menuLoading = true;
      const role = { id: this.currentId, menus: [] };
      // 得到半选的父节点数据，保存起来
      this.$refs.menu.getHalfCheckedNodes().forEach(function (data, index) {
        const menu = { id: data.id };
        role.menus.push(menu);
      });
      // 得到已选中的 key 值
      this.$refs.menu.getCheckedKeys().forEach(function (data, index) {
        const menu = { id: data };
        role.menus.push(menu);
      });
      crudRoles
        .editMenu(role)
        .then((res) => {
          this.crud.notify("保存成功", CRUD.NOTIFICATION_TYPE.SUCCESS);
          this.menuLoading = false;
          this.update();
        })
        .catch((err) => {
          this.menuLoading = false;
          console.log(err.response.data.message);
        });
    },
    // 改变数据
    update() {
      // 无刷新更新 表格数据
      crudRoles.get(this.currentId).then((res) => {
        for (let i = 0; i < this.crud.data.length; i++) {
          if (res.id === this.crud.data[i].id) {
            this.crud.data[i] = res;
            break;
          }
        }
      });
    },
    // 获取部门数据
    getDepts() {
      getDepts({ enabled: true }).then((res) => {
        this.depts = res.content;
      });
    },
    // 如果数据权限为自定义则获取部门数据
    changeScope() {
      if (this.form.dataScope === "自定义") {
        this.getDepts();
      }
    },
    checkboxT(row, rowIndex) {
      return row.level >= this.level;
    },
  },
};
</script>

<style rel="stylesheet/scss" lang="scss">
.role-span {
  font-weight: bold;
  color: #303133;
  font-size: 15px;
}
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
/deep/ .el-input-number .el-input__inner {
  text-align: left;
}
</style>
